| COMPRIT 0399633 · TMA225770 | an individual | 19 Building | Registered | 1978 |
| COMPRISE 2202160 · TMA1264091 | BL Technologies, Inc. | 42 Science | Registered | 2024 |
| Compriva 1418908 · TMA756639 | Compriva Communications Privacy Solutions Inc. | 9 Electronics38 Telecommunications | Registered | 2010 |
| COMPRINO 1385294 · TMA792905 | Boulder Apparel Limited | 24 Textiles | Registered | 2011 |
| COMPREX 1995719 · TMA1150155 | an individual | 35 Advertising | Registered | 2022 |
| COMPRO 1458192 · TMA786497 | COMPRO COMMUNICATIONS INC. | 35 Advertising | Registered | 2011 |
| COMPRO 1226961 · TMA654193 | Petro-Canada Lubricants Inc. | 4 Oils | Registered | 2005 |
| COMPRE 1164975 · TMA613933 | SHIMANO INC. | 1 Chemicals20 Furniture28 Toys | Registered | 2004 |
| COMPRU 0850316 · TMA503752 | Owner not shown | 10 Medical44 Medical | Registered | 1998 |
| COMPAIR 0331929 · TMA177858 | Gardner Denver Limited | 6 Metal7 Machines | Registered | 1971 |
| Comprex 2253079 | Owner not listed | 7 Machines | Pending | 2023 |
| Comprex 2231999 | Hammann GmbH | 37 Construction42 Science | Pending | 2022 |
| CompreFit 1846170 · TMA1055594 | Owner not shown | 10 Medical | Registered | 2019 |
| COMPRINET 1605670 · TMA878672 | BSN medical GmbH | 10 Medical | Registered | 2014 |
| COMPARTIS 1308631 · TMA754640 | DeguDent GmbH | 5 Pharmaceuticals9 Electronics10 Medical+1 | Registered | 2009 |
| COMPRITAL 1229732 · TMA654149 | Refractory Intellectual Property GmbH & Co. Kg | 19 Building | Registered | 2005 |
| COMPORIUM 1196952 · TMA633794 | Comporium, Inc. a South Carolina corporation | 16 Paper35 Advertising37 Construction+5 | Registered | 2005 |
| COMPRILAN 0647665 · TMA422456 | BSN medical GmbH | 10 Medical25 Clothing | Registered | 1994 |
| COMPREVO 2138266 · TMA1218190 | an individual | 1 Chemicals5 Pharmaceuticals | Registered | 2024 |
| COMPRESS 1793153 · TMA1004251 | Codeware, Inc. | 9 Electronics | Registered | 2018 |
| COMPAREX 1727810 · TMA985275 | COMPAREX Holding GmbH | 9 Electronics35 Advertising38 Telecommunications+4 | Registered | 2017 |
| COMPAREX 1727809 · TMA985274 · design | COMPAREX Holding GmbH | 9 Electronics35 Advertising38 Telecommunications+4 | Registered | 2017 |
| COMPRENO 1549665 · TMA983232 | ABBYY PLC | 9 Electronics42 Science | Registered | 2017 |
| COMPORTA 1088557 · TMA579429 | THE ATLANTIC COMPANY LIMITED | 35 Advertising36 Finance39 Transport+2 | Registered | 2003 |
| COMPRIFORE 1508715 · TMA820913 | BSN medical GmbH | 5 Pharmaceuticals10 Medical | Registered | 2012 |